How Thick Can You Spread Thinset?

The terms thinset cement, thinset mortar, dryset mortar, and drybond mortar are synonymous. This type of cement is designed to adhere well in a thin layer - typically not greater than 3/16th thick.

What happens if thinset is too thick?

In addition to producing an uneven surface, applying too much thinset can create costly cleanup headaches and add unnecessary time to a project. Simple installation rules eliminate the possibility of this potential problem.

How thick can you put on mortar?

The building code for weight-bearing brick walls calls for mortar to be no more than 3/8 inch thick. The thickness of the mortar can vary in other types of structures from 1/8 inch to ¾ inch, according to the MC2 Estimator's Reference website.